gh0strat | 144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20

General

Target

144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
Size

2.3MB
MD5

a8d575e028b64d4a91a6662e661a31fc
SHA1

e5cc48008e26f5b987e76c3ef69a6da51de00adf
SHA256

144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20
SHA512

9a141901a521b5279a76ad480d00988b29d361d25e4a3fd28e2f346eea3b23ded6114dd2cc4f5e39154fc2d169590a3ee083d0a7b37d695465f9789e93b9f565
SSDEEP

49152:/CwsbCANnKXferL7Vwe/Gg0P+WhHRRRRRRRRW2s:qws2ANnKXOaeOgmhHRRRRRRRRU

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/4476-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4476-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4476-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4936-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4936-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1784-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1784-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1784-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240599750.txt	family_gh0strat
behavioral2/memory/4476-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4476-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4476-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4936-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4936-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1784-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1784-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1784-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Drops file in Drivers directory 1 IoCs

Processes:

TXPlatfor.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe

description	ioc	process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatfor.exe

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240599750.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exeRemote Data.exe

pid	process
1728	R.exe
4476	N.exe
4936	TXPlatfor.exe
1784	TXPlatfor.exe
3080	HD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
3252	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

1728 R.exe
4784 svchost.exe
3252 Remote Data.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/4476-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4476-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4476-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4476-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4936-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4936-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4936-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1784-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1784-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1784-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

svchost.exeN.exeR.exe

description	ioc	process
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\240599750.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

Drops file in Program Files directory 1 IoCs

Processes:

144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3132 PING.EXE

pid	process
3132	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe

pid	process
1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

1784 TXPlatfor.exe

pid	process
1784	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4476	N.exe
Token: SeLoadDriverPrivilege	1784	TXPlatfor.exe
Token: 33	1784	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1784	TXPlatfor.exe
Token: 33	1784	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1784	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe

pid	process
1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1988 wrote to memory of 1728	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	R.exe
PID 1988 wrote to memory of 1728	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	R.exe
PID 1988 wrote to memory of 1728	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	R.exe
PID 1988 wrote to memory of 4476	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	N.exe
PID 1988 wrote to memory of 4476	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	N.exe
PID 1988 wrote to memory of 4476	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	N.exe
PID 4476 wrote to memory of 3624	4476	N.exe	cmd.exe
PID 4476 wrote to memory of 3624	4476	N.exe	cmd.exe
PID 4476 wrote to memory of 3624	4476	N.exe	cmd.exe
PID 4936 wrote to memory of 1784	4936	TXPlatfor.exe	TXPlatfor.exe
PID 4936 wrote to memory of 1784	4936	TXPlatfor.exe	TXPlatfor.exe
PID 4936 wrote to memory of 1784	4936	TXPlatfor.exe	TXPlatfor.exe
PID 1988 wrote to memory of 3080	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	HD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
PID 1988 wrote to memory of 3080	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	HD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
PID 1988 wrote to memory of 3080	1988	144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe	HD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
PID 3624 wrote to memory of 3132	3624	cmd.exe	PING.EXE
PID 3624 wrote to memory of 3132	3624	cmd.exe	PING.EXE
PID 3624 wrote to memory of 3132	3624	cmd.exe	PING.EXE
PID 4784 wrote to memory of 3252	4784	svchost.exe	Remote Data.exe
PID 4784 wrote to memory of 3252	4784	svchost.exe	Remote Data.exe
PID 4784 wrote to memory of 3252	4784	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
"C:\Users\Admin\AppData\Local\Temp\144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988

C:\Users\Admin\AppData\Local\Temp\R.exe
C:\Users\Admin\AppData\Local\Temp\\R.exe
2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:1728

C:\Users\Admin\AppData\Local\Temp\N.exe
C:\Users\Admin\AppData\Local\Temp\\N.exe
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4476

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\N.exe > nul
3⤵
- Suspicious use of WriteProcessMemory
PID:3624

C:\Windows\SysWOW64\PING.EXE
ping -n 2 127.0.0.1
4⤵
- Runs ping.exe
PID:3132

C:\Users\Admin\AppData\Local\Temp\HD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
C:\Users\Admin\AppData\Local\Temp\HD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe
2⤵
- Executes dropped EXE
PID:3080

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:8

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4784

C:\Windows\SysWOW64\Remote Data.exe
"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240599750.txt",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3252

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4936

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -acsi
2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:1784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_144441361e9fb8d147e01425743c9a36ff1830cecc8abfddf5d29ae2934cde20.exe

Filesize
66KB

MD5
3b9b42d33e113f29eb04f8a00ec3b1c2

SHA1
32ec7ff855b2b9d61773b7274267367d3fb1135e

SHA256
58f5ce30ad5b7381b5684356120dfc72bf95a222a955e47565abd33d92f65be9

SHA512
aefb91de096e1bb8953614e3701b7af7f4ea6111bdc699bcb4e028bfd1d907c748d0e81740c8a7d08988a8294fc1c8db4e0eab3ddef6a4ba77c33256a4949d89

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
2.3MB

MD5
6398acfe69d3656425c983cdcfd4dbac

SHA1
b251216923cda86cea85101125184a5875232480

SHA256
c13eebca3fee7a8fc993b2011da5377f3960f8e753d7bebfd5da6b89004f4960

SHA512
e37ebdcb3e1ba64da6d3234b74a8f5165ac0e924663f57163ebf32fa3f08ea44262cf8af0453a0a2eac1f118c00ff7d1d085b764715392ab4a030120bb4c09ff

Download Submit
C:\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\R.exe

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240599750.txt

Filesize
899KB

MD5
34b90b39e10887e3167879d244156219

SHA1
f757cd513cf24127551422ecf0bf5d0195c76671

SHA256
4fae50ce1ba4732574e6b1ae8511b0a158e6540867a245a3faba0042e6cafafc

SHA512
90a0d170d5734872eb1833b3dce853a9cc67a8b2ad4718b8c59a172f3909b4169ab4a4e2b87fc55c6da687932a5a4976435afea5fc09fd78ee20f1f72d9d8173

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1784-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1784-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1784-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4476-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4476-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4476-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4476-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4936-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4936-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4936-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads